﻿#region Header

/**************************************
 * DATE:          19.01.2011 20:44
 * AUTHOR:        Raphael B. Estrada
 * AUTHOR URL:    http://www.galaktor.net
 * AUTHOR E-MAIL: galaktor@gmx.de
 *
 * The MIT License
 *
 * Copyright (c) 2011 Raphael B. Estrada
 * Author URL:    http://www.galaktor.net
 * Author E-Mail: galaktor@gmx.de
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 * ***********************************/

#endregion Header

using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using ICSharpCode.NRefactory.Ast;

namespace TestLintExtensions
{
    public static class TestReviewExtensions
    {
        public static bool UsesNamespace(this UsingDeclaration usingDeclaration, string expectedNamespace)
        {
            List<Using> usings = new List<Using>();

            if (usingDeclaration.Parent != null)
            {
                usings.AddRange(usingDeclaration.Parent.Children.FindAll(c => c is UsingDeclaration).ConvertAll(n => ((UsingDeclaration)n).Usings.FirstOrDefault()));
            }
            else
            {
                usings.AddRange(usingDeclaration.Usings);
            }
            
            Using found = usings.Find(u => u.Name.ToLowerInvariant().Equals(expectedNamespace.ToLowerInvariant()));

            return (found == null) ? false : true;
        }

        public static string ExtractIdentifierNameFromTargetObject(this Expression targetObjectExpression)
        {
            string result = "";

            var r = Regex.Match(targetObjectExpression.ToString(), @"Identifier=(\w+)");
            if (r.Success)
            {
                int indexOfName = r.Value.IndexOf("=") + 1;
                result = r.Value.Substring(indexOfName);
            }

            return result;
        }
    }
}